The General Grand Encampment of Knights Templar was originated in the early years of the United Supreme Council and for many years was headed by the late John G. Jones, at various conclaves. From the tenure of Dr. B.H. Stillyard, who was a titular leader, to C.L. Mitchell, who served as the Sovereign Grand Commander and Most Supreme Most Eminent Grand Commander.

At the beginning of Mitchell's administration, Ill G.C. Williams was elected head of the General Commandery where he remainded in office until July 1926 in Detroit.

In 1926, Ill. Nelson N. Boozer of Texas was elected Supreme Most Eminent Grand Master.

There is limited documentation from 1926 to 1952.

In 1952, Sir Knight John H. Miller of Detroit, Michigan was elected Supreme Most Eminent Grand Master, where he served until 1958.

At the Conclave in Brooklyn, New York in 1958, Sir Knight Earl G. Brown of Chicago, Illinois was elected Supreme Nost Eminent Grand Master until 1966.

In 1966, Sir Knight Edwin Sturrup of New York was elected Supreme Most Eminent Grand Master until 1984.

In 1984, Sir Knight Frank White of Indiana was elected Supreme Most Eminent Grand Master until 1988.

In 1988 in Detroit Michigan, Sir Knight Julius Griffin was elected Supreme Eminent Grand Master until his death in 2004.

Sir Knight McKenzie Campbell of Chicago, IL served until the 2004 Conclave in Los Angeles, California.

In 2004, Sir Knight Wilfred W. Heyward of Danville, Virginia was elected Supreme Most Eminent Grand Master at the Conclave in Los Angeles, California.

He served until his death in May 2008.

In 2008 Sir Knight Anthony R. Pugh of Chicago, IL was elected Supreme Most Eminent Grand Master.He served until the 2015 Conclave In Atlanta Georgia were he declined to run again and was named Supreme Most Eminent Grand Master Emeritus.

In 2015 Sir Knight Kirk D. Washington of New York was elect Supreme Most Eminent Grand Master